Merge pull request #9 from norzechowicz/master

Fixed invalid method name
Merge pull request #10 from norzechowicz/master

Updated to datagrid 1.0.0
Updated to version 1.0
Removed indexing strategy service
Merge pull request #11 from norzechowicz/indexing-strategy

Removed indexing strategy service
Updated Gedmo tree column type
Merge pull request #13 from norzechowicz/tree

Updated Gedmo tree column type